Gates 31569 Radiator Cap

Reliable Cooling System Protection for GM and More

The Gates OE Type Radiator Cap 31569 is engineered to maintain optimal pressure in your vehicle's cooling system. Designed as a threaded radiator cap, it ensures a secure seal for a closed coolant recovery system, compatible with a wide range of Buick, Chevrolet, GMC, Jeep, and other makes and models.

• Threaded radiator cap design for secure fitment
• Pressure rating of 20 psi (18-22 psi SAE range)
• Cap depth of 1.25 inches (32 mm) for proper sealing
• Filler neck inside diameter approximately 1.15 inches (29 mm)
• Filler neck outside diameter approximately 1.81 inches (46 mm)
• Shell diameter of 2.56 inches for compatibility with specified vehicles
• Designed for closed coolant recovery systems

About the Gates OE Type Radiator Cap Line

The OE Type Radiator Cap product line from Gates is designed to meet original equipment performance standards. This ensures that the 31569 radiator cap provides reliable pressure control and sealing comparable to factory-installed parts. The line focuses on precise fitment and durability, making it suitable for various GM and other domestic vehicles requiring a threaded radiator cap with a 20 psi pressure rating.

Product Details and Specifications

The Gates 31569 radiator cap features a threaded design with a cap depth of 1.25 inches (32 mm), ensuring a tight seal on the filler neck. The filler neck inside diameter measures approximately 1.15 inches (29 mm), while the outside diameter is about 1.81 inches (46 mm). The shell diameter is 2.56 inches, matching the dimensions required for proper fitment on compatible vehicles. This cap is rated for 20 psi pressure, within the SAE pressure range of 18-22 psi, making it suitable for maintaining the correct pressure in closed coolant recovery systems.

Compatible Vehicles and Applications

• Compatible with Buick, Cadillac, Chevrolet, Chrysler, Dodge, GMC, Jeep, Pontiac, Ram, and Saab vehicles
• Fits models including Chevrolet Silverado 1500, GMC Sierra 2500 HD, Jeep Grand Cherokee, Cadillac Escalade, and Buick LaCrosse
• Suitable for vehicles requiring a threaded radiator cap with a 20 psi pressure rating
• Designed for use in closed coolant recovery systems to maintain system integrity

Installation Notes and Tips

• Ensure the radiator filler neck is clean and free of debris before installation
• Thread the cap securely until it seats firmly to prevent coolant leaks
• Check for proper pressure rating compatibility with your vehicle’s cooling system specifications
• Replace the radiator cap if signs of wear, corrosion, or damage are present

Quality Assurance and Warranty

Gates OE Type Radiator Caps are manufactured to meet original equipment standards, ensuring consistent performance and durability. The 31569 part number is backed by Gates’ quality control processes, providing reliable pressure management for your vehicle’s cooling system. Please refer to Gates’ official warranty terms for specific coverage details.